RiverNorth/DoubleLine Strategic Opportunity Fund, Inc.
US ˙ NYSE ˙ US76882G1076

SecurityOPP / RiverNorth/DoubleLine Strategic Opportunity Fund, Inc.
InstitutionRockefeller Capital Management L.P.
Latest Disclosed Ownership8,521 shares
Latest Disclosed Value $ 65,356
Rockefeller Capital Management L.P. reports 6.51% increase in ownership of OPP / RiverNorth/DoubleLine Strategic Opportunity Fund, Inc.

On May 14, 2026 - Rockefeller Capital Management L.P. filed a 13F-HR form disclosing ownership of 8,521 shares of RiverNorth/DoubleLine Strategic Opportunity Fund, Inc. (US:OPP) valued at $65,356 USD as of March 31, 2026. The entity filed a previous 13F-HR/A on March 16, 2026 disclosing 8,000 shares of RiverNorth/DoubleLine Strategic Opportunity Fund, Inc.. This represents a change in shares of 6.51% during the quarter. The current value of the position is $65,125 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-14 2026-03-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 8,521 521 6.51 65 3.17 0.0001
2026-03-16 2025-12-31 13F/A-1 RIVERNORTH DOUBLELINE STRATE COM 76882G107 8,000 0 0.00 64 -7.35 0.0001
2026-02-14 2025-12-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 8,000 0 64 0.0001
2025-11-14 2025-09-30 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 8,000 8,000 68 0.0001
2023-05-17 2023-03-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 0 -8,000 -100.00 0 -100.00
2023-03-06 2022-12-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 8,000 1,500 23.08 69 16.95 0.0003
2022-11-02 2022-09-30 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 6,500 -40 -0.61 59 -16.90 0.0003
2022-08-12 2022-06-30 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 6,540 40 0.62 71 -11.25 0.0004
2022-05-13 2022-03-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 6,500 0 0.00 80 -13.04 0.0004
2022-02-14 2021-12-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 6,500 0 0.00 92 -2.13 0.0004
2021-11-12 2021-09-30 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 6,500 0 0.00 94 -6.93 0.0005
2021-08-10 2021-06-30 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 6,500 0 0.00 101 3.06 0.0006
2021-05-11 2021-03-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 6,500 0 0.00 98 5.38 0.0007
2021-02-12 2020-12-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 6,500 0 0.00 93 4.49 0.0007
2020-11-13 2020-09-30 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 6,500 0 0.00 89 -1.11 0.0008
2020-08-12 2020-06-30 13F RIVERNORTH COM 76882G107 6,500 1,500 30.00 90 40.63 0.0009
2020-05-12 2020-03-31 13F RIVERNORTH COM 76882G107 5,000 0 0.00 64 -21.95 0.0008
2020-02-07 2019-12-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 5,000 5,000 82 0.0010
2019-08-09 2019-06-30 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 0 -2,548 -100.00 0 -100.00
2019-05-10 2019-03-31 13F RIVERNORTH DOUBLELINE STRATE COM 76882G107 2,548 2,548 42 0.0006
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.